[Code of Federal Regulations] [Title 10, Volume 4] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 10CFR712.37] [Page 388] TITLE 10--ENERGY CHAPTER III--DEPARTMENT OF ENERGY PART 712_HUMAN RELIABILITY PROGRAM--Table of Contents Subpart B_Medical Standards Sec. 712.37 Evaluation for hallucinogen use. If DOE determines that an HRP candidate or HRP-certified individual has used any hallucinogen, the individual is not eligible for certification or recertification unless: (a) Five years have passed since the last use of the hallucinogen; (b) There is no evidence of any flashback within the last five years from the previous hallucinogen use; and (c) The individual has a record of acceptable job performance and observed behavior.